O'Callaghan Heating and Air Conditioning
HVAC contractor in Atlanta, GA 30349
About this company
O'Callaghan Heating and Air Conditioning is listed as an HVAC contractor at 3458 Buffington Ctr in Atlanta, Georgia, in Fulton County. Federal motor carrier records list 2 drivers and 3 trucks for the company. It is one of 3 HVAC companies in ZIP 30349.
Other HVAC companies nearby
Perfect Heating & Air3627 Calmer Cir, Atlanta
3.2 mi(404) 767-0150
Heating and Air Conditioning Repair2014 Cannon Ct, College Park
4.0 mi(470) 665-4899
Berry Good Heat, Air & Plumbing - Riverdale2635 West Rd, Riverdale
4.4 mi(770) 731-0741
Chelbys Plumbing2970 Hwy 138 SW, Riverdale
5.1 mi(404) 384-2157
Ferguson Heating & Air Conditioning1298 Central Ave, East Point
5.5 mi(404) 763-3240
Housing market around ZIP 30349
Figures describe the local area, not this company.
Typical home value$251,000−3.6% past year · +105% in 10 years
Typical rent$1,782+3.9% past year
12-month value outlook−0.9%Roughly flat
New homes permitted, 20259,660Fulton County
Days to sale agreement46Atlanta metro · 45 a year ago
Listings with a price cut30.7%Atlanta metro
Sale price vs list98.1%Atlanta metro
New construction sales935Atlanta metro, Aug · −13% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Fulton County permitted 9,660 new homes in 2025, including 6,918 apartment units. 46% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.